Difference between Undesirable and Unpopular

UNDESIRABLE vs UNPOPULAR: NOUN

Not popular; not having the public favor: as, an unpopular magistrate; an unpopular law.

Unnecessary, Disadvantageous, Unhealthy, Unwelcome, Unacceptable, Unsavory, Detrimental, Desirable, Unpleasant, Harmful, Undesired, Ineligible, Unenviable, Unsuitable, Unwanted

Unwise, Contentious, Unpalatable, Controversial, Divisive, Anti social, Antisocial, Unwanted, Uninvited, Awful, Unwelcome, Unpleasant, Undesirable, Popular, Less traveled

Unnecessary, Disadvantageous, Unhealthy, Unwelcome, Unacceptable, Unsavory, Detrimental, Desirable, Unpleasant, Harmful, Undesired, Ineligible, Unenviable, Unsuitable, Unwanted

Unwise, Contentious, Unpalatable, Controversial, Divisive, Anti social, Antisocial, Unwanted, Uninvited, Awful, Unwelcome, Unpleasant, Undesirable, Popular, Less traveled

Take action to eliminate undesirable trends as appropriate.
This is clearly undesirable in a traffic model.
Video games can be both great and undesirable.
This may not be undesirable in all cases.
May lead to undesirable practices, touts, agents etc.
Actions are performed to improve the undesirable state.
These undesirable outcomes are referred to as impacts.
We think this restriction is unnecessary and undesirable.
OS is not compromised with undesirable Root CAs.
Changing Your Undesirable ehaviours: Follow these four steps to change your undesirable behaviour.

However, it is still unpopular in SEM applications.
Treasury arrangement was especially unpopular with the Fed.
All this made the new emperor gravely unpopular.
The President; moreover, knew her plan was unpopular.
But Charles was an ineffective and unpopular leader.
You think the fed is unpopular now, let it artificially raise interest rates to sink the economy and see how unpopular it is.
An individual lawyer fufills this responsibility by accepting a fairshare of unpopular matters or idigent or unpopular clients.
Rudd in the preferred prime minister rating, but he was the least unpopular of two unpopular leaders.
So Paul, those bills were extraordinarily unpopular, but the broader Republican message of limited government is a little bit less unpopular.
This is especially true for people who belong to unpopular groups, who espouse unpopular opinions, or who read unpopular books or view unpopular movies.